Coal resources of Indiana County, Pennsylvania. Part 1. Coal crop lines, mined-out areas, and structure contours / by William A. Bragonier, Albert D. Glover
Publisher: Commonwealth of Pennsylvania, Dept. of Conservation and Natural Resources, Office of Conservation and Engineering Services, Bureau of Topographic and Geologic Survey
Published: 1996
Language: eng
Number of pages: 258
Subjects: Coal -- Pennsylvania -- Indiana County -- Maps